National Weather Service Forecast for: Vallejo CA
Issued by: National Weather Service Sacramento, CA
Updated: 9:52 pm PDT May 30, 2025
 
Tonight

Tonight: Mostly clear, with a low around 56. West southwest wind around 6 mph.
Mostly Clear
 Saturday

Saturday: Widespread haze before 9am. Sunny, with a high near 82. Southwest wind 5 to 10 mph.
Haze then
Sunny
 Saturday
Night
Saturday Night: Mostly clear, with a low around 57. Southwest wind 7 to 10 mph.
Mostly Clear
 Sunday

Sunday: Sunny, with a high near 72. Southwest wind 6 to 13 mph, with gusts as high as 21 mph.
Sunny
 Sunday
Night
Sunday Night: Mostly clear, with a low around 53. South southwest wind 6 to 14 mph, with gusts as high as 21 mph.
Mostly Clear
 Monday

Monday: Sunny, with a high near 75.
Sunny
 Monday
Night
Monday Night: Mostly clear, with a low around 54.
Mostly Clear
 Tuesday

Tuesday: Sunny, with a high near 77.
Sunny
 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 53.
Mostly Clear
Lo 56 °F Hi 82 °F Lo 57 °F Hi 72 °F Lo 53 °F Hi 75 °F Lo 54 °F Hi 77 °F Lo 53 °F

Heat Advisory
 

Tonight
 
 Mostly clear, with a low around 56. West southwest wind around 6 mph.
Saturday
 
 Widespread haze before 9am. Sunny, with a high near 82. Southwest wind 5 to 10 mph.
Saturday Night
 
 Mostly clear, with a low around 57. Southwest wind 7 to 10 mph.
Sunday
 
 Sunny, with a high near 72. Southwest wind 6 to 13 mph, with gusts as high as 21 mph.
Sunday Night
 
 Mostly clear, with a low around 53. South southwest wind 6 to 14 mph, with gusts as high as 21 mph.
Monday
 
 Sunny, with a high near 75.
Monday Night
 
 Mostly clear, with a low around 54.
Tuesday
 
 Sunny, with a high near 77.
Tuesday Night
 
 Mostly clear, with a low around 53.
Wednesday
 
 Sunny, with a high near 80.
Wednesday Night
 
 Mostly clear, with a low around 54.
Thursday
 
 Sunny, with a high near 79.
Thursday Night
 
 Mostly clear, with a low around 55.
Friday
 
 Mostly sunny, with a high near 81.

 

Forecast from NOAA-NWS for Vallejo CA.